| South Portland to Ferentino | 4,054.99 mi (6,525.88 km) |
| South Portland to Fermo | 4,020.37 mi (6,470.17 km) |
| South Portland to Ferrandina | 4,239.00 mi (6,822.01 km) |
| South Portland to Ferrara | 3,871.30 mi (6,230.26 km) |
| South Portland to Fiano Romano | 4,008.88 mi (6,451.67 km) |
| South Portland to Ficarazzi | 4,202.21 mi (6,762.80 km) |
| South Portland to Fidenza | 3,804.30 mi (6,122.43 km) |
| South Portland to Fiesole | 3,893.39 mi (6,265.80 km) |
| South Portland to Figline Valdarno | 3,907.62 mi (6,288.71 km) |
| South Portland to Filottrano | 3,994.80 mi (6,429.01 km) |
| South Portland to Finale Emilia | 3,857.17 mi (6,207.52 km) |
| South Portland to Finale Ligure | 3,753.83 mi (6,041.21 km) |
| South Portland to Fino Mornasco | 3,730.81 mi (6,004.16 km) |
| South Portland to Fiorano Modenese | 3,847.71 mi (6,192.30 km) |
| South Portland to Fiorenzuola d'Arda | 3,794.94 mi (6,107.36 km) |
